Echinodermata and Protochordata

Q.

Peripatus is a connecting link between?

1. Ctenophores and Platyhelminthes

2. Coelenterata and Porifera

3. Annelida and Arthropoda

4. Mollusca and Echinodermata

Q. Identify the organism and the phylum it belongs to-

1. Holothuria: Porifera
2. Balanoglossus: Protochordata
3. Unio: Mollusca
4. Echinus: Echinodermata

Q.

Echinos means_______ and derma means______ in case of Echinodermata.

1. Hair and spines

2. Skin and hair

3. Spines and skin

4. None of the above

Q. Question 39
Match items of column A with items of column B
$\begin{array}{cc}ColumnA& ColumnB\\ \left(a\right)Porebearinganimals& \left(A\right)Arthropoda\\ \left(b\right)Diploblastic& \left(B\right)Coelenterata\\ \left(c\right)Metamericsegmentation& \left(C\right)Porifera\\ \left(d\right)Jointedlegs& \left(D\right)Echinodermata\\ \left(e\right)Softbodiedanimals& \left(E\right)Mollusca\\ \left(f\right)Spinyskinnedanimals& \left(F\right)Annelida\end{array}$

Q.

Question 47
Give examples for the following
(a) Bilateral, dorsiventral symmetry is found in___.
(b) Worms causing disease elephantiasis is ___.
(c) Open circulatory system is found in ___ where coelomic cavity is filled with blood.
(d) ___are known to have pseudocoelom.

Q. What does the term echinodermata mean

1. Tube feet
2. Spiny skin
3. Star shaped
4. None of the above

Q. Short / Long answer type questions.
What four characteristics do all chordates have at some time in their life history?

Q. Largest and heaviest mammal of the world is

1. Elephant
2. Tiger
3. Lion
4. Blue whale

Q.

Hard calcium carbonate structures are used as skeleton by

1. Echinodermata

2. Protochordata

3. Arthropoda

4. Nematoda

Q. Which of the following is the most distinctive feature in the Animal Kingdom that distinguishes non-chordates from chordates?

1. Setae
2. Notochord
3. Dorsal tubular nerve cord
4. Gills and lungs

Q. Unscramble the names of the organisms given and match the following.
$\begin{array}{cc}\text{Features}& \text{Organism}\\ \left(a\right)\text{Blood-filled coelomic cavity}& \left(i\right)\text{AAIRLLIF MWOR}\\ \left(b\right)\text{Pseudocoelomate}& \left(ii\right)\text{SSEEUOHIFL}\\ \left(c\right)\text{Water driven tube system}& \left(iii\right)\text{RILEV EKLFU}\\ \left(d\right)\text{Flatworm}& \left(iv\right)\text{HTRAFSSI}\end{array}$

1. a-iii, b-i, d-iii, c-iv
2. a-ii, b-i, c-iv, d-iii
3. a-iv, b-iii, c-ii, d-i
4. a-iii, b-ii, c-i, d-iv

Q.

Question 47
Give examples for the following
(a) Bilateral, dorsiventral symmetry is found in___.
(b) Worms causing disease elephantiasis is ___.
(c) Open circulatory system is found in ___ where coelomic cavity is filled with blood.
(d) ___are known to have pseudocoelom.

Q.

Skeleton in Echinodermata is made up of what?

Q. Which of the following is the most distinctive feature in the animal kingdom that distinguishes invertebrates from the chordates?

1. Dorsal tubular nerve cord
2. Vertebral column
3. Notochord
4. Gills and lungs

Q. Which among the following organisms are chordates?

1. Amphioxus
2. Starfish
3. Snail
4. Frog

Q. What does the term echinodermata mean

1. Tube feet
2. Spiny skin
3. Star shaped
4. None of the above

Q. On the basis of characteristics given below name the phyIum or class for each:
Presence of vertebral column, respiration by skin, three chambered heart ______.

Q.

Notochord is present in organisms which belongs to phylum .

1. Protochordata
2. Mollusca
3. Echinodermata

Q. Starfish and sea urchin belong to the phylum ___.

1. Echinodermata
2. Mollusca
3. Arthropoda
4. Coelenterata

Q. The characteristic feature of venomous sea snakes is

1. Laterally compressed tail
2. Round tail
3. Bifid tongue
4. Paired nostrils

Q. Herdmania is:

1. Sea purse
2. Sea squirt
3. Sea potato
4. Both B and C

Q. Post-anal tail is present in _________.

1. Cobra
2. Earthworm
3. Scorpion
4. Jellyfish

Q. The sea snakes have

1. Sylindrical tail
2. Dry hrony scale at tail end
3. Laterally compressed tail
4. Dorsoventrally flattened tail

Q. Which group of mammals is devoid of hair?

1. Cetacea
2. Rodentia
3. Hyracoidea
4. Carnivora

Q. Which of the following is a protochordate?

1. Salamander
2. Starfish
3. Amphioxus
4. Seahorse

Q. Starfish and sea urchin belong to the phylum ___.

1. Echinodermata
2. Mollusca
3. Arthropoda
4. Coelenterata

Q. Which of the following characteristic feature is unique to phylum Echinodermata?

1. They have true coelom.
2. They have spiny skin.
3. They are found only in marine environments.
4. They are triploblastic.

Q. Match the phyla with their characteristic feature.

1. Arthropoda
2. Muscular foot
3. Spiny skinned
4. Mollusca
5. Jointed legs
6. Echinodermata

Q. Identify the phylum to which the organisms given in the image belong.

1. Protochordata
2. Echinodermata
3. Nematoda
4. Arthropoda

Q. Which among the following contains hard calcium carbonate structures as the constituent part of their skeleton?

1. Echinodermata
2. Porifera
3. Nematoda
4. Arthropoda